package com.swpu.config;

import com.alibaba.fastjson.support.spring.GenericFastJsonRedisSerializer;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

@Configuration
public class RedisConfig extends CachingConfigurerSupport {

    @Bean
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
        RedisTemplate<Object, Object> redisTemplate = new RedisTemplate<>();

        //默认的Key序列化器为：JdkSerializationRedisSerializer
        redisTemplate.setKeySerializer(new StringRedisSerializer()); // key序列化

        // value序列化,不能转换为String。GenericJackson2JsonRedisSerializer也不行，遇到时间类数据会寄。
        redisTemplate.setValueSerializer(new GenericFastJsonRedisSerializer());
        redisTemplate.setHashValueSerializer(new GenericFastJsonRedisSerializer());

        redisTemplate.setConnectionFactory(connectionFactory);
        return redisTemplate;
    }
}